diff --git a/Known-issues.md b/Known-issues.md
index ee6fa78..a538d36 100644
--- a/Known-issues.md
+++ b/Known-issues.md
@@ -409,4 +409,4 @@ To fix this, please fully shut down both RTSS and Afterburner, before launching
  
 ### But I **NEED** to use RTSS to limit my framerate!
 
-You should be enabling V-Sync instead - that's the intended way of playing these games.
+You should be enabling V-Sync instead - that's the intended way of playing these games. More accurately, you should leave vsync settings as default, so that the game can turn it on automatically on launch; don't explicitly override to enabled or disabled, otherwise you will see FPS issues in some games (IIDX TDJ, SDVX Valk Cab mode)